Emergencies in critical care [electronic resource] / edited by Martin Beed, Consultant in Critical Care and Anaesthesia, Nottingham University Hospitals, UK, Richard Sherman, Consultant in Critical Care and Anesthesia, Nottingham University Hospitals, UK, Ravi Mahajan, Professor and Honorary Consultant in Anaesthesia and Intensive Care Medicine, University of Nottingham, Nottingham University Hospitals, UK.